Brief Specification Client HDD (2.5-type) MK5061GSYB / MK2561GSYB / MK1661GSYB / MK8061GSYB ITEM Basic specification MK5061GSYB Serial ATA 2.6 / ATA8 3.0 Gbit/s Interface Interface speed Formatted Capacity Number of data heads Number of disks 500GB 4 250GB 2 2 1 168,511 Number of User data cylinders Bytes per sector (HOST) Bytes per sector(DISK) Logical Blocks (LBA) Maximum areal density Environmental compliance Performance MK2561GSYB 512 byte 512 byte 976,773,168 488,397,168 2 2 619.7Mbit/mm2 (399.8Gbit/in2) 619.7Mbit/mm (399.8Gbit/in ) RoHS compatible 16MiB 7,200rpm Buffer size Rotation speed Average Latency time 4.16 ms 11ms(Read), 12ms(Write) 1ms Average seek time Track to track seek time 19ms Max. seek time Reliability 600,000 times Load/Unload Error rate non-recoverable Supply Voltage 1/1014 bit read 5V ±5% Allowable Voltage Power consumption Start Seek 5.5W (Max.) 2.3W (Typ.) Read/Write Low power Idle 2.1W (Typ.) 0.8W (Typ.) Stand-bye Sleep Energy Consumption Efficiency /Category name Dimension Height Width Depth Weight Temperature Operating Non-Operating Shipping Vibration/Shock Vibration (op) Vibration (non-op) Shock (op) Shock (non-op) Acoustics 0.16W (Typ.) 0.13W (Typ.) 0.0016 / I 0.0032 / F 9.5mm 69.85mm 100.0mm 115g (Max.) 5 to 55°C -40 to 65°C -40 to 70°C 9.8m/s2 (1.0G) 49m/s2 (5.0G) 2 3,185m/s (325G) (2ms half sine) 8,820m/s2 (900G) (1ms half sine) Idle (ave.) Seek Special Features 26dB 26dB 24x7 operation Yes[1] [1] Cannot be applied for high operating ratio system kind of the mission-critical. *Definition of Capacity: TOSHIBA defines a megabyte(MB) as 1,000,000bytes, a gigabyte(GB) as 1,000,000,000 bytes, and a terabyte(TB) as 1,000,000,000,000bytes. *Energy Consumption Efficiency: Energy consumption efficiency is calculated based on power consumption divided by formatted capacity, as defined by Japanese law. Brief Specification Client HDD (2.5-type) MK5061GSYB / MK2561GSYB / MK1661GSYB / MK8061GSYB ITEM Basic specification MK1661GSYB Serial ATA 2.6 / ATA8 Interface 3.0 Gbit/s Interface speed Formatted Capacity Number of data heads Number of disks Number of User data cylinders Bytes per sector (HOST) Bytes per sector(DISK) Logical Blocks (LBA) Maximum areal density Environmental compliance Performance 160GB 2 1 1 145,080 512 byte 512 byte 312,581,808 16MiB 7,200rpm 4.16 ms 11ms(Read), 12ms(Write) 1ms Average seek time Track to track seek time 19ms Max. seek time Reliability 600,000 times Load/Unload Error rate non-recoverable Supply Voltage 1/1014 bit read 5V ±5% Allowable Voltage Power consumption 5.0W (Max.) 2.3W (Typ.) 2.1W (Typ.) 0.8W (Typ.) Start Seek Read/Write Low power Idle Depth Weight Temperature Operating Non-Operating Shipping Vibration/Shock Vibration (op) Vibration (non-op) Shock (op) Shock (non-op) Acoustics 156,301,488 2 2 495.8Mbit/mm2 (319.9Gbit/in2) 495.8Mbit/mm (319.9Gbit/in ) RoHS compatible Rotation speed Average Latency time Height Width 80GB 2 145,080 Buffer size Stand-bye Sleep Energy Consumption Efficiency /Category name Dimension MK8061GSYB 0.16W (Typ.) 0.13W (Typ.) 0.0050 / F 0.010 / F 9.5mm 69.85mm 100.0mm 115g (Max.) 5 to 55°C -40 to 65°C -40 to 70°C 9.8m/s2 (1.0G) 49m/s2 (5.0G) 2 3,185m/s (325G) (2ms half sine) 8,820m/s2 (900G) (1ms half sine) Idle (ave.) Seek Special Features 23dB 23dB 24x7 operation Yes[1] [1] Cannot be applied for high operating ratio system kind of the mission-critical. *Definition of Capacity: TOSHIBA defines a megabyte(MB) as 1,000,000bytes, a gigabyte(GB) as 1,000,000,000 bytes, and a terabyte(TB) as 1,000,000,000,000bytes. *Energy Consumption Efficiency: Energy consumption efficiency is calculated based on power consumption divided by formatted capacity, as defined by Japanese law.